OpenTechnical

OT-2026-000048232

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000048232) never changes.

Identity and time

Publication numberOT-2026-000048232 · never reused
Internal UUID01a0ae80-4de3-7d32-9b7d-fcfe60d15fd1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048232
StatusPUBLIC

Content hashes

Canonical texta1064e6b96a8fdcfad01217f440c2c6a43c4ef98f6a928cb8b7b50ac0b1bc0a0
Markdownc820d616b19813845fb2ad8281f72b4b15daf6f0fffddd8ba3ed0d369525a337
PDF
Publication pagebd63ad735eb8d2965888f8bb724df2909bbdf1fe133c82666b4a54f041952c3d
Manifest9bf38e327064b8a5713b31d79fa872ee33458efb783b29608195ec41e7095182

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature6V1FdCLAQs7AVEAfGOdyjfm0+v6CSismdyHwKZnKps8b+1wpuFMGsoP6JugxL9p9c7adbCV7I9cxSUgVhaShBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:04:47.397866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048232
observed bd63ad735eb8d2965888f8bb724df290...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:47.379096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048232/manifest.json
observed 9bf38e327064b8a5713b31d79fa872ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:47.359766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048232/publication.md
observed c820d616b19813845fb2ad8281f72b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:47.341217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048232/publication.txt
observed a1064e6b96a8fdcfad01217f440c2c6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.